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From: Kalle Valo <kvalo@codeaurora.org>
To: Kai Heng Feng <kai.heng.feng@canonical.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
	Johannes Berg <johannes.berg@intel.com>,
	Emmanuel Grumbach <emmanuel.grumbach@intel.com>,
	Luca Coelho <luciano.coelho@intel.com>,
	Intel Linux Wireless <linuxwifi@intel.com>,
	"David S. Miller" <davem@davemloft.net>,
	linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
	linux-bluetooth@vger.kernel.org
Subject: Re: [RESEND] [PATCH 3/3] iwlwifi: Load firmware exclusively for Intel WiFi
Date: Wed, 03 Oct 2018 12:47:50 +0300	[thread overview]
Message-ID: <875zyjicop.fsf@kamboji.qca.qualcomm.com> (raw)
In-Reply-To: <87tvm3id0f.fsf@kamboji.qca.qualcomm.com> (Kalle Valo's message of "Wed, 03 Oct 2018 12:40:48 +0300")

Kalle Valo <kvalo@codeaurora.org> writes:

> Kai Heng Feng <kai.heng.feng@canonical.com> writes:
>
>>> On Oct 3, 2018, at 5:10 PM, Kalle Valo <kvalo@codeaurora.org> wrote:
>>> 
>>> Kai-Heng Feng <kai.heng.feng@canonical.com> writes:
>>> 
>>>> To avoid the firmware loading race between Bluetooth and WiFi on Intel
>>>> 8260, load firmware exclusively when BT_INTEL is enabled.
>>>> 
>>>> Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
>>> 
>>> Still the commit log tells nothing about the actual problem which makes
>>> review impossible.
>>
>> Sorry for that. The first two patches [1] only sends to linux-bluetooth and LMKL.
>
> For a patchset like this you should CC linux-wireless for all patches,
> otherwise people just get confused. And even more so as patch 3 seems to
> depend on the other patches.
>
>> I don’t know what really happened at hardware/firmware level, but
>> making btusb and iwlwifi load firmware sequentially can workaround the
>> issue.
>
> We don't apply ugly workarounds without understanding the issue.
>
>> Matt Chen may be able to explain this issue with more detail.
>
> Then you need to work with Matt so that the issue is properly explained
> in the commit log.

linux-bluetooth was not CCed, adding that.

-- 
Kalle Valo

  reply	other threads:[~2018-10-03  9:47 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-03  7:35 [RESEND] [PATCH 1/3] Bluetooth: btintel: Add firmware lock function Kai-Heng Feng
2018-10-03  7:35 ` [RESEND] [PATCH 2/3] Bluetooth: btusb: Load firmware exclusively for Intel BT Kai-Heng Feng
2018-10-03  7:35 ` [RESEND] [PATCH 3/3] iwlwifi: Load firmware exclusively for Intel WiFi Kai-Heng Feng
2018-10-03  9:10   ` Kalle Valo
2018-10-03  9:27     ` Kai Heng Feng
2018-10-03  9:27       ` Kai Heng Feng
2018-10-03  9:40       ` Kalle Valo
2018-10-03  9:47         ` Kalle Valo [this message]
2018-10-03  9:50       ` Grumbach, Emmanuel
2018-10-03  9:57         ` Kalle Valo

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